r
real_coder20

Saad Ullah

@real_coder20
4.8(11)

Senior Full Stack Web and Mobile App Developer

Pakistán
Inglés, Urdu, Ruso
Parte de la información aparece en idioma inglés.
Sobre mí
I am a Senior Full Stack Developer with 5.5+ years of professional experience building scalable web and mobile applications. I specialize in Ruby on Rails, React, and React Native, delivering high-performance, secure, and production-ready solutions. I have worked on real-world applications in FinTech, Fitness, Logistics, Healthcare, and eCommerce industries. I focus on writing clean, maintainable code and building systems that scale. Whether you need a new application, API development, performance optimization, or fixing an existing project. I can help. Let’s build something great together.... Lee más

Habilidades

r
real_coder20
Saad Ullah
desconectado • 

Revisa mis servicios

Desarrollo de multiplataforma
I will do android app and ios app mobile app development using react native cli expo
5.0(8)
DeUSD 120 / proyectoMás información
Aplicaciones Full Stack Web
I will do any task or project of java html CSS servlet ajax javascrip jquery
5.0(1)
DeUSD 15 / proyectoMás información

Porfolio

Experiencia laboral

Sr Software Engineer/Sr Full Stack Developer | MTBC CareCloud

Devsinc • Tiempo completo

May 2020 - Present • 6 yrs 1 mo

At Devsinc, I worked as a Software Engineer, contributing to full-stack web applications using Ruby on Rails and ReactJS. I developed and maintained scalable backend systems following MVC architecture and built RESTful APIs for frontend and third-party integrations. - I worked on a Shopify embedded app (Recurate) that automated product resale workflows and contributed to a Lead Management System to track sales pipelines, multi-stage processes, and commission structures. - I also implemented dynamic frontend features using ReactJS, JavaScript, and AJAX, optimized databases (PostgreSQL/MySQL), fixed bugs in legacy code, and collaborated with cross-functional teams in agile sprints. Tech Stack: Ruby on Rails, ReactJS, Shopify API, JavaScript, AJAX, PostgreSQL, MySQL, Git.

11 Reseñas
4.8

(10)
(0)
(1)
(0)
(0)
Desglose de calificaciones
  • Nivel de comunicación del Freelancer
    4.9
  • Recomendar a un amigo
    4.8
  • Servicio según lo descrito
    4.8
1-5 de 11 reseñas
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